Disassembly - JVC HD-Z56RF7 Service Manual

3.1 DISASSEMBLY PROCEDURE
CAUTION AT DISASSEMBLY:
• Be sure to perform the SYSTEM SETTEING, at the end of the procedure.
• Make sure that the power cord is disconnected from the outlet.
• Pay special attention not to break or damage the parts.
• When removing each board, remove the connectors as required. Taking notes of the connecting points (connector numbers)
makes service procedure manageable.
• Make sure that there is no bent or stain on the connectors before inserting, and firmly insert the connectors.
• Wait until the LAMP UNIT has cool down is completely.
• While not in repair service, place the chassis back its original position.
3.1.1 FRONT SIDE DISASSEMBLY [HD-Z56RF7, HD-Z61RF7]
3.1.1.1 REMOVING THE SPEAKER GRILL (Fig.1)
(1) Remove the 4 screws [A].
(2) Remove the 2 claws under the SPEAKER GRILL.
(3) Remove the SPEAKER GRILL by pressing it downward.
3.1.1.2 REMOVING THE FRONT LED PWB (Fig.1)
• Remove the SPEAKER GRILL.
(1) Remove the 3 screws [B].
(2) Remove the FRONT LED PWB.
3.1.1.3 REMOVING THE CENTRE COVER (Fig.1)
• Remove the SPEAKER GRILL.
(1) Remove the 2 screws [C].
(2) Remove the CENTRE COVER.
3.1.1.4 REMOVING THE FRONT PANEL WITH SCREEN
ASS'Y (Fig.1)
• Remove the SPEAKER GRILL.
(1) Remove the 8 screws [D].
(2) Remove the 10 screws [E].
(3) Remove the FRONT PANEL with SCREEN ASS'Y.
CAUTION:
• Place the FRONT PANEL with SCREEN ASS'Y on a flat
table without fail.
• Because of the large size, at least 2 persons are
recommended for removal and reassemble.
• Use care not to scratch the screen during work.
• Do not leave the FRONT PANEL with SCREEN ASS'Y
removed for long time to prevent soiling from dust.
1-10 (No.YA460)
SECTION 3

DISASSEMBLY

3.1.1.5 REMOVING THE SCREEN ASS'Y (Fig.1)
• Remove the SPEAKER GRILL.
• Remove the FRONT PANEL with SCREEN ASS'Y.
(1) Remove the 10 screws [F].
(2) Remove the 8 screws [G].
(3) Remove the SCREEN BRACKET.
(4) Remove the SCREEN ASS'Y from the FRONT PANEL
NOTE:
• When replacing the SCREEN ASS'Y, confirm each
SPACER is fit on the SCREEN BRACKET and the FRONT
PANEL without fail.
• Do not touch the front of the SCREEN ASS'Y.
• Do not shock the SCREEN ASS'Y.
• Because of the large size, at least 2 persons are
recommended for removal and reassemble.
3.1.1.6 REMOVING THE SPEAKER (Fig.1)
• Remove the SPEAKER GRILL.
• Remove the FRONT PANEL with SCREEN ASS'Y.
(1) Remove the 4 screws [H].
(2) Remove the SPEAKER.
(3) Remove the opposite SPEAKER by the same method.
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